Home / 8,316.86-12,468.66-4,802.87

Finding the Fourth Proportional to 8,316.86, 12,468.66 and 4,802.87

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Solution

The fourth proportional to 8,316.86, 12,468.66 and 4,802.87 is: 7,200.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316.86 : 12,468.66 = 4,802.87 : x
  2. Step 2: Convert to fraction form
    8,316.86/12,468.66 = 4,802.87/x
  3. Step 3: Cross multiply
    8,316.86x = 12,468.66 × 4,802.87
  4. Step 4: Simplify right side
    8,316.86x = 59,885,290.71
  5. Step 5: Solve for x
    x = 59,885,290.71/8,316.86
  6. Step 6: Final answer
    x = 7,200.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.